//
//  NSNull+IfNull.h
//  YingYingLiCai
//
//  Created by JianYe on 14-5-22.
//  Copyright (c) 2014年 YingYing. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface NSNull (ExceptionHandle)
- (NSMethodSignature*)methodSignatureForSelector:(SEL)selector;
- (void)forwardInvocation:(NSInvocation *)anInvocation;
@end
